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ZachKetchup

  • 2 years ago

Out of 1,100 discs tested, 13 are defective. Estimate the number of defective discs in a batch of 41,000. A. about 485 discs B. about 970 discs C. about 4,850 discs D. about 49 discs

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  1. hoblos
    • 2 years ago
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    1100 ----> 13 41000 --------> x x= 41000*13/1100 = about 485 discs

  2. Asha_W12
    • 2 years ago
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    A number cube is rolled with these results: 64 ones, 67 twos, 73 threes, 59 fours, 72 fives, and 71 sixes. What is the experimental probability of rolling an even number? Write your answer as a percent, to the nearest tenth of a percent.

  3. Asha_W12
    • 2 years ago
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    The probability that Shania is on time for school is . Find the probability that Shania arrives on time for school for the next 5 days. Express your answer as a percent, to the nearest tenth of a percent. A. 50% B. 15.6% C. 11.4% D. 3.1%

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